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Commit 718fda67 authored by Dan Williams's avatar Dan Williams
Browse files

tools/testing/nvdimm: support nfit_test_dimm attributes under nfit_test.1 



The nfit_test.1 bus provides a pmem topology without blk-aperture
enabling, so it presents different failure modes for label space
handling. Allow custom DSM command error injection.

Signed-off-by: default avatarDan Williams <dan.j.williams@intel.com>
parent 55c72ab6

tools/testing/nvdimm/test/nfit.c

+25 −18
Original line number Diff line number Diff line
@@ -1166,12 +1166,12 @@ static int ars_state_init(struct device *dev, struct ars_state *ars_state) 


static void put_dimms(void *data)

{

	struct device **dimm_dev = data;

	struct nfit_test *t = data;

	int i;



	for (i = 0; i < NUM_DCR; i++)

		if (dimm_dev[i])

			device_unregister(dimm_dev[i]);

	for (i = 0; i < t->num_dcr; i++)

		if (t->dimm_dev[i])

			device_unregister(t->dimm_dev[i]);

}



static struct class *nfit_test_dimm;
@@ -1180,13 +1180,11 @@ static int dimm_name_to_id(struct device *dev) 
{

	int dimm;



	if (sscanf(dev_name(dev), "test_dimm%d", &dimm) != 1

			|| dimm >= NUM_DCR || dimm < 0)

	if (sscanf(dev_name(dev), "test_dimm%d", &dimm) != 1)

		return -ENXIO;

	return dimm;

}





static ssize_t handle_show(struct device *dev, struct device_attribute *attr,

		char *buf)

{
@@ -1259,7 +1257,6 @@ static ssize_t fail_cmd_code_store(struct device *dev, struct device_attribute * 
}

static DEVICE_ATTR_RW(fail_cmd_code);





static struct attribute *nfit_test_dimm_attributes[] = {

	&dev_attr_fail_cmd.attr,

	&dev_attr_fail_cmd_code.attr,
@@ -1276,6 +1273,23 @@ static const struct attribute_group *nfit_test_dimm_attribute_groups[] = { 
	NULL,

};



static int nfit_test_dimm_init(struct nfit_test *t)

{

	int i;



	if (devm_add_action_or_reset(&t->pdev.dev, put_dimms, t))

		return -ENOMEM;

	for (i = 0; i < t->num_dcr; i++) {

		t->dimm_dev[i] = device_create_with_groups(nfit_test_dimm,

				&t->pdev.dev, 0, NULL,

				nfit_test_dimm_attribute_groups,

				"test_dimm%d", i + t->dcr_idx);

		if (!t->dimm_dev[i])

			return -ENOMEM;

	}

	return 0;

}



static void smart_init(struct nfit_test *t)

{

	int i;
@@ -1371,17 +1385,8 @@ static int nfit_test0_alloc(struct nfit_test *t) 
	if (!t->_fit)

		return -ENOMEM;



	if (devm_add_action_or_reset(&t->pdev.dev, put_dimms, t->dimm_dev))

		return -ENOMEM;

	for (i = 0; i < NUM_DCR; i++) {

		t->dimm_dev[i] = device_create_with_groups(nfit_test_dimm,

				&t->pdev.dev, 0, NULL,

				nfit_test_dimm_attribute_groups,

				"test_dimm%d", i);

		if (!t->dimm_dev[i])

	if (nfit_test_dimm_init(t))

		return -ENOMEM;

	}



	smart_init(t);

	return ars_state_init(&t->pdev.dev, &t->ars_state);

}
@@ -1413,6 +1418,8 @@ static int nfit_test1_alloc(struct nfit_test *t) 
	if (!t->spa_set[1])

		return -ENOMEM;



	if (nfit_test_dimm_init(t))

		return -ENOMEM;

	smart_init(t);

	return ars_state_init(&t->pdev.dev, &t->ars_state);

}